20007516

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 49448448

約数和(自身を除く): 29440932

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 1021, 1633, 2042, 3063, 3266, 4084, 4899, 6126, 6532, 9798, 12252, 19596, 23483, 46966, 70449, 72491, 93932, 140898, 144982, 217473, 281796, 289964, 434946, 869892, 1667293, 3334586, 5001879, 6669172, 10003758, 20007516]

約数ペア:

[(1, 20007516), (2, 10003758), (3, 6669172), (4, 5001879), (6, 3334586), (12, 1667293), (23, 869892), (46, 434946), (69, 289964), (71, 281796), (92, 217473), (138, 144982), (142, 140898), (213, 93932), (276, 72491), (284, 70449), (426, 46966), (852, 23483), (1021, 19596), (1633, 12252), (2042, 9798), (3063, 6532), (3266, 6126), (4084, 4899)]